[A. A. Ukhtomskiĭ (on the 90th anniversary of his birth)].
D049672:History, 19th Century; D049673:History, 20th Century; D010827:Physiology / Q000266:history*; D012425:Russia (Pre-1917); D014586:USSR
A. A. Ukhtomskii (k 90-letiiu so dnia rozhdeniia)